| Boundary problems for ordinary differential equations with parameter in the boundary conditions AA Shkalikov Journal of Soviet Mathematics 33 (6), 1311-1342, 1986 | 486 | 1986 |
| Sturm-Liouville operators with singular potentials AM Savchuk, AA Shkalikov Mathematical Notes 66 (6), 741-753, 1999 | 302 | 1999 |
| The essential spectrum of some matrix operators FV Atkinson, H Langer, R Mennicken, AA Shkalikov Mathematische Nachrichten 167 (1), 5-20, 1994 | 225 | 1994 |
| Sturm-Liouville operators with distributional potentials AM Savchuk, AA Shkalikov arXiv preprint math/0301077, 2003 | 214 | 2003 |
| Краевые задачи для обыкновенных дифференциальных уравнений с параметром в граничных условиях АА Шкаликов Функциональный анализ и его приложения 16 (4), 92-93, 1982 | 177 | 1982 |
| Операторы Штурма–Лиувилля с сингулярными потенциалами АМ Савчук, АА Шкаликов Математические заметки 66 (6), 897-912, 1999 | 159 | 1999 |
| Basis property of eigenfunctions of ordinary differential operators with integral boundary conditions AA Shkalikov Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika, 12-21, 1982 | 157 | 1982 |
| Операторы Штурма-Лиувилля с потенциалами-распределениями АМ Савчук, АА Шкаликов Тр. Моск. мат. о-ва 64, 159-212, 2003 | 113 | 2003 |
| Self-adjoint quadratic operator pencils and elliptic problems AG Kostyuchenko, AA Shkalikov Functional Analysis and Its Applications 17 (2), 109-128, 1983 | 107 | 1983 |
| Dirac operator with complex-valued summable potential AM Savchuk, AA Shkalikov Mathematical Notes 96, 777-810, 2014 | 105 | 2014 |
| Elliptic equations in Hilbert space and associated spectral problems AA Shkalikov Journal of Soviet Mathematics 51, 2399-2467, 1990 | 94 | 1990 |
| О базисности собственных функций обыкновенных дифференциальных операторов с интегральными краевыми условиями АА Шкаликов Вестник Московского университета. Серия 1: Математика. Механика, 12-21, 1982 | 91 | 1982 |
| On the basis problem of the eigenfunctions of an ordinary differential operator AA Shkalikov Russian Mathematical Surveys 34 (5), 249, 1979 | 89* | 1979 |
| Spectral decomposition of symmetric operator matrices R Mennicken, AA Shkalikov Mathematische Nachrichten 179 (1), 259-273, 1996 | 87 | 1996 |
| Perturbations of self-adjoint and normal operators with discrete spectrum AA Shkalikov Russian Mathematical Surveys 71 (5), 907, 2016 | 81 | 2016 |
| Inverse problems for Sturm—Liouville operators with potentials in Sobolev spaces: Uniform stability AM Savchuk, AA Shkalikov Functional Analysis and Its Applications 44, 270-285, 2010 | 81 | 2010 |
| On the eigenvalues of the Sturm-Liouville operator with potentials from Sobolev spaces AM Savchuk, AA Shkalikov Mathematical Notes 80, 814-832, 2006 | 77 | 2006 |
| Operator pencils arising in elasticity and hydrodynamics: the instability index formula AA Shkaliko Recent Developments in Operator Theory and Its Applications: International …, 1996 | 72 | 1996 |
| On the essential spectrum of matrix operators AA Shkalikov Mathematical Notes 58 (6), 1359-1362, 1995 | 68 | 1995 |
| Spectral Analysis for Linear Pencils N — λP of Ordinary Differential Operators AA Shkalikov, C Tretter Mathematische Nachrichten 179 (1), 275-305, 1996 | 64 | 1996 |
